Product standard：AISI、DIN、JIS、GB、HB
Product material:SS304,304L,316,316L,2205,904L and special materials are customized.
Product caliber:DN10-DN2000
Pressure grade:0.6Mpa-16Mpa;PN10-PN40
It is a flange without a hole in the middle,which is used to seal the pipe plug.
